﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void Form1_MouseClick(object sender, MouseEventArgs e)
        {
            var rest=MessageBox.Show("确定登录吗？","消息",MessageBoxButtons.YesNoCancel ,MessageBoxIcon.Information  );
            if (rest == DialogResult.Yes)
            {
                MessageBox.Show("你已经成功登录");
            }
            else 
            {
                MessageBox.Show("登录失败");
            }
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {

        }
    }
}
